<template>
	<view class="my-settle-container">
		<!-- 全选 -->
		<label class="radio">
			<radio color="#C00000" :checked="isFullCheck" @click="changeAllState" /><text>全选</text>
		</label>
		<!-- 合计 -->
		<view class="amount-box">
			合计:<text class="amount">￥{{checkedGoodsAmout}}</text>
		</view>
		<!-- 计算按钮 -->
		<view class="btn-settle" @click="settlment">
			结算({{checkedCount}})
		</view>
	</view>
</template>

<script>
	import { mapGetters, mapMutations, mapState } from "vuex"
	export default {
		data() {
			return {
				//倒计时秒数
				seconds: 3,
				timer: null
			};
		},
		computed: {
			...mapGetters('m_cart', ['checkedCount', 'total', 'checkedGoodsAmout']),
			...mapGetters('m_user', ['addstr']),
			...mapState('m_user', ['token']),
			...mapstate('m_cart', ['cart'])
			isFullCheck() {
				return this.total === this.checkedCount
			}
		},
		methods: {
			...mapMutations('m_cart', ['updateAllGoodsState']),
			...mapMutations('m_user', ['updateRedirectInfo']),
			changeAllState() {
				this.updateAllGoodsState(!this.isFullCheck)
			},
			// 用户点击了计算按钮
			settlment() {
				if (!this.checkedCount) return uni.$showMsg('请选择要结算的商品')

				if (!this.addstr) return uni.$showMsg('请选择收获地址')

				// if (!this.token) return uni.$showMsg('请先登录')
				if (!this.token) return this.delayNavigate()

				this.payOrder()

			},
			async payOrder() {
				//1. 创建订单
				//1.1 组织订单的信息对象
				const orderInfo = {
					// order_price: this.checkedGoodsAmout,
					order_price: 0.01,
					consignee_addr: this.addstr,
					goods: this.cart.filter(x => x.goods_state).map(x => ({
						goods_id: x.goods_id,
						goods_number: x.goods.count,
						goods_price: x.goods_price
					}))
				}

				//1.2 发起请求创建订单
				const { data } = await uni.$http.post('/api/public/v1/my/orders/create', orderInfo)
				if (data.meta.status !== 200) return uni.$showMsg('创建订单失败')

				//1.3 得到服务器相应的'订单编号'
				const orderNumber = data.message.order_number

				//2 订单预支付

				//2.1 发起请求获取订单的支付信息

				const { data2 } = await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder', orderNumber)

				//2.2 预支付订单生成失败
				if (data2.meta.status !== 200) return uni.$showMsg('预付订单失败')

				//2.3 得到订单支付相关的必要参数
				const payInfo = data2.message.pay

				//3 发起微信支付
				//3.1 调用uni.requestPayment()发起微信支付
				const { err, succ } = await uni.requestPayment(payInfo)
				//3.2 未完成支付
				if (err) return uni.$showMsg('订单未支付')
				//3.3 完成了支付，进一步查询支付的结果
				const { data3 } = await uni.$http.post('/api/public/v1/my/orders/chkOrder', { orderNumber: orderNumber })
				//3.4 检测到订单未支付
				if (data3.meta.status !== 200) return uni.$showMsg('订单未支付')
				//3.5 检测到订单支付完成
				uni.showToast({
					title: '订单支付完成!',
					icon: 'success'
				})
			},
			delayNavigate() {
				this.seconds = 3
				this.showTips(this.seconds)
				this.timer = setInterval(() => {
					this.seconds--
					if (this.seconds <= 0) {
						clearInterval(this.timer)
						uni.switchTab({
							url: '/pages/my/my',
							success: () => {
								this.updateRedirectInfo({
									openType: 'switchTab',
									from: '/pages/cart/cart'
								})
							}
						})

						return
					}
					this.showTips(this.seconds)
				}, 1000)
			},
			showTips(n) {
				uni.showToast({
					icon: 'none',
					title: '请登录后再结算' + n + '秒之后自动跳转到登录页',
					mask: true,
					duration: 1500
				})
			}
		}

	}
</script>

<style lang="scss">
	.my-settle-container {
		position: fixed;
		bottom: 0;
		left: 0;
		height: 50px;
		width: 100%;
		background-color: white;
		display: flex;
		justify-content: space-between;
		align-items: center;
		font-size: 14px;
		padding-left: 5px;

		.radio {
			display: flex;
			align-items: center;
		}

		.amount-box {
			.amount {
				color: #C00000;
				font-weight: bold;
			}
		}

		.btn-settle {
			background-color: #C00000;
			height: 50px;
			color: white;
			line-height: 50px;
			padding: 0 10px;
			min-width: 100px;
			text-align: center;
		}
	}
</style>
